Also in/from the south (though outside London), and was not familiar with that usage at all. A search does turn up some confirmation, though (e.g. https://www.p

Also in/from the south (though outside London), and was not familiar with that usage at all. A search does turn up some confirmation, though (e.g. https://www.phrases.org.uk/meanings/287275.html https://www.phrases.org.uk/meanings/287275.html).